World driving champion Ayrton Senna of Brazil,...

World driving champion Ayrton Senna of Brazil, setting an unofficial track record, won the pole position for today’s Brazilian Grand Prix, the traditional opener of the Formula I season.

Senna, driving a McLaren-Honda, clocked a lap of 1 minute 25.302 seconds around Rio de Janeiro’s 3.1-mile Nelson Piquet track, two-tenths of a second faster than his own unofficial record set in 1986.